-8x+3.3+(-x)+(-13.8)=

Solution for -8x+3.3+(-x)+(-13.8)= equation:

Simplifying
-8x + 3.3 + (-1x) + (-13.8) = 0
-8x + 3.3 + (-1x) + -13.8 = 0

Reorder the terms:
3.3 + -13.8 + -8x + (-1x) = 0

Combine like terms: 3.3 + -13.8 = -10.5
-10.5 + -8x + (-1x) = 0

Combine like terms: -8x + (-1x) = -9x
-10.5 + -9x = 0

Solving
-10.5 + -9x = 0

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '10.5' to each side of the equation.
-10.5 + 10.5 + -9x = 0 + 10.5

Combine like terms: -10.5 + 10.5 = 0.0
0.0 + -9x = 0 + 10.5
-9x = 0 + 10.5

Combine like terms: 0 + 10.5 = 10.5
-9x = 10.5

Divide each side by '-9'.
x = -1.166666667

Simplifying
x = -1.166666667